Home / 11,719.85-17,572.84-4,595.63

Finding the Fourth Proportional to 11,719.85, 17,572.84 and 4,595.63

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Solution

The fourth proportional to 11,719.85, 17,572.84 and 4,595.63 is: 6,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.85 : 17,572.84 = 4,595.63 : x
  2. Step 2: Convert to fraction form
    11,719.85/17,572.84 = 4,595.63/x
  3. Step 3: Cross multiply
    11,719.85x = 17,572.84 × 4,595.63
  4. Step 4: Simplify right side
    11,719.85x = 80,758,171.34
  5. Step 5: Solve for x
    x = 80,758,171.34/11,719.85
  6. Step 6: Final answer
    x = 6,890.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.